PRIVATE SUBTITLE TOOLS
Subtitle timing shifter
Shift SRT and VTT subtitles earlier or later with millisecond precision. Adjust a complete file or cue range, preview and undo.
Free to use. Files stay on your device.
01
Open your files
Open an SRT or WebVTT subtitle file.
02
Review the result
Enter a positive offset to delay subtitles or a negative offset to show them earlier. Apply it to the file or a cue range.
03
Export with care
Preview the new times, undo if needed and export the shifted subtitles.
Read the subtitle workflow guide. JavaScript enables the local workspace; subtitle content is never uploaded.